How many types of fault occur in a 3-phase power system?

2 Answers  

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what is W.T?specify the acceptable range?

0 Answers  

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What are the two types of compensation?

0 Answers  

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In power generator sets, when they are coverted from 50hz to 60hz, the kva rating after conversion increases. For example, the manufacturer of a perkins 200kva @ 50Hz generator set has mentioned it to become 220kva after converstion to 60hz. What is the relation between the frequency & the KVA rating. Any formula please.

3 Answers  

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Earth has zero potential then what would be the neutral potential ?

0 Answers   JLL,

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What is function of inverter? and who it's operate & what are controlling devices are used?

2 Answers   Carrier, Dalkia,

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what is meant by impulse voltage?

0 Answers   Masseera,

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why scott connection is done why not two phases are directly picked at the output of 3 phase transformer??

1 Answers  

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i need 24v dc from 230v ac supply how we can getit ? what are the devices &its rating requied for that ? plzz i need answer urgently .thank u

3 Answers  

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how DC motor operating in detail .pls any one guide me .iam not clear idea about that .thank u

2 Answers  

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What is block diagram?

0 Answers  

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what is the function of NAT & NAC contacts in breaker control switch (TNC)??

2 Answers  

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